Part of this is the first overview of the right to revoke any, the right to withdraw any of the connotation and extension of a brief note, pointing out that "any right to withdraw" the origin of the name. 本部分首先是任意撤销权概述,对任意撤销权的内涵和外延进行了简要的说明,指出任意撤销权这一称呼的由来。